The Spirit of '43
Fell in the public domain because it was made for the American government and all films made for or by the government of the U.S.A. are in the public domain.
Producer Walt DisneyAudio/Visual sound, color
Donald Duck deals with income taxes and their benefit to the American war effort in this inspirational documentary short animated film.
August 23, 2008
Public Domain Disney
I'm surprized they haven't sued the government.